$headHeight:80px;
$sideNavWidth:260px;

.fdisr{
    display: flex;
    flex-direction: row;
    
}

.fdisc{
    display: flex;
    flex-direction: column;
}

.fdisrc{
    display: flex;
    flex-direction: row;
    justify-content: center;
}

.fdiscc{
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.fdisrxy{
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
}

.fdiscxy{
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}